Calls display_configuration_controller to rotate screen in accelerator_controller_delegate_aura

tools/metrics/actions/actions.xml

Index: tools/metrics/actions/actions.xml
diff --git a/tools/metrics/actions/actions.xml b/tools/metrics/actions/actions.xml
index 77a98b91e8239cfdaa353e7ecb994994ba153a60..0974fbf2e2346c1498ebf3b2090596e2a4b965ee 100644
--- a/tools/metrics/actions/actions.xml
+++ b/tools/metrics/actions/actions.xml
@@ -757,6 +757,11 @@ should be able to be added at any place in this file.
   <description>Please enter the description of this user action.</description>
 </action>
 
+<action name="Accel_Rotate_Screen">
+  <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
+  <description>Please enter the description of the metric.</description>

[bruthig, 2017/02/28 22:49:22]

nit: Please document according to:
https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/actio...

Admittedly it might be hard to add a good <owner> tho.

[wutao, 2017/02/28 23:44:44]

I will add myself to be the owner. Please feel free to add/change later.

+</action>
+
 <action name="Accel_Rotate_Window">
   <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
   <description>Please enter the description of this user action.</description>

[bruthig, 2017/02/28 22:49:22]

Can you please add a note here that 'Accel_Rotate_Window' also included screen
rotation accelerator events prior to M58 (assuming it makes it into the M58
release).

[wutao, 2017/02/28 23:44:44]

Will add the note. It could be M59 depends when I get all the lgtm.